package com.refactor.nullObject;


public class Coustomer implements Nullable{
	public BillingPan getPlan(){
		return null;
	}
	public String getName(){
		return null;
	}
	public PaymentHistory getHistory(){
		return null;
	}
	public boolean isNull(){
		return false;
	}
	public static Coustomer newNull(){
		return new NullCustomer();
	}
}
